Knick A 26000 Mode D'emploi page 22

Test voltage
Working voltage
3)
(basic insulation)
Protection against
electric shock
EMC
4)
Surge withstand
Ambient temperature
Power supply
22
4 kV AC input against output against power supply
1000 V AC/DC with overvoltage category II and pollution
degree 2 according to EN 61010-1
For applications with high working voltages, take measures
to prevent accidental contact and make sure that there is
sufficient distance or insulation between adjacent devices.
Protective separation according to EN 61140 by reinforced
insulation according to EN 61010-1.
Working voltages up to 300 V AC/DC across input and
output and power supply with overvoltage category II and
pollution degree 2.
For applications with high working voltages, take measures
to prevent accidental contact and make sure that there is
sufficient distance or insulation between adjacent devices.
Product family standard: EN 61326
5 kV, 1.2/50 µs, according to IEC 255-4
Operation
Transport and storage
22 to 230 V AC/DC ± 10 %; 1 W; AC 48 to 62 Hz, 2 VA
(overvoltage category II)
-10 to +70 °C
-40 to +85 °C